For the source text click/tap here: Bava Batra 130
To download, click/tap here: PDF
If one says, "Let so-and-so inherit me," where there is a daughter who will survive him, or if he says, "Let my daughter inherit me," where there is a son who will survive him - he has said nothing, that is, his words are not effective, since he made a stipulation contrary to what is written in the Torah.
However, if he increased the portion of one son among the other sons, or one daughter among the other daughters, or completely eliminated the portion of one son, leaving everything for the other sons, his words stand.
We explore deathbed bequests and other disputes in jewish history.